The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant chrysanthemums in Port Neches can be estimated by using the USDA zone info.

Planting Calendar for Chrysanthemums

Frost tolerance for chrysanthemums:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Chrysanthemums do well in some cold which tells us that you can plant them just a tiny bit earlier in the year than other frost tender plants.

The earliest that you can plant chrysanthemums in Port Neches is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant chrysanthemums and expect a good harvest is probably September. Any later than that and your chrysanthemums may not have a chance to grow to maturity. You can get started a little bit earlier by starting your chrysanthemums indoors.

Last Frost Date

On average the last frost is on February 15 in Port Neches. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Port Neches is just an average the actual date of last frost will vary from year to year. Since half of the time in Port Neches last frost occurs after February 15 be ready to cover your chrysanthemums if you have a late frost.

USDA Zone Info for Port Neches

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Port Neches

You may be interested in your other planting guides for Port Neches.